Harris,Shon Cissp exam guide : all in one Shon Harris ,Fernando Maymi - 8th ed. - New York: McGraw Hill, 2019. - xxxvi, 1372p. PB Eng ISBN: 9781260142655 Subjects--Topical Terms: Computer networks--Examination--Study guidesTelecommunications engineers--Certification Dewey Class. No.: 005.8 / HAC